COSRX
The Blue Peptide Bakuchiol Plump Glow Serum
The Blue Peptide Bakuchiol Plump Glow Serum is a serum from COSRX. Its official ingredient list includes Glycerin and Niacinamide. The brand lists 39 ingredients in this formula; each is explained below with its documented cosmetic functions.
Ingredients, decoded
The ingredient list below comes from the brand's formula listing. Open an explanation to see the evidence and things to keep in mind.
| On the label | What it does | The plain-English take |
|---|---|---|
| AQUA/WATER | Fragrance supportDissolving ingredients | Supports the perfume or flavour mixture in a formula. Helps other ingredients dissolve in the formula. |
| BUTYLENE GLYCOL | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| GLYCERIN | Moisture bindingSkin conditioningFragrance supportDissolving ingredientsTexture | |
| DIPROPYLENE GLYCOL | Fragrance supportDissolving ingredientsTexture | Supports the perfume or flavour mixture in a formula. Helps other ingredients dissolve in the formula. |
| NIACINAMIDE | Smoothing | |
| 1,2-HEXANEDIOL | Skin conditioningFragrance supportDissolving ingredients | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| BETAINE | Moisture bindingSkin conditioningTexture | Attracts and holds water. Used to help keep skin in good condition. |
| DIETHOXYETHYL SUCCINATE | Dissolving ingredients | Helps other ingredients dissolve in the formula. |
| AMMONIUM ACRYLOYLDIMETHYLTAURATE/VP COPOLYMER | Texture | Adjusts how thick or fluid the formula is. |
| DIMETHICONE | Foam controlFragrance supportSkin conditioningSofteningSkin protection | Helps reduce foaming while a product is made or applied. Supports the perfume or flavour mixture in a formula. |
| COPPER TRIPEPTIDE-1(GHK-Cu) | Skin conditioning | Used to help keep skin in good condition. |
| POLYGLYCERYL-6 CAPRYLATE | Mixing oil and water | Helps oil and water combine in a formula. |
| POLYGLYCERYL-4 CAPRATE | Mixing oil and water | Helps oil and water combine in a formula. |
| BAKUCHIOL | Microbial controlAntioxidantSkin conditioningSoftening | Helps limit the growth of microorganisms. Slows reactions involving oxygen, helping protect against oxidation. |
| HYDROGENATED LECITHIN | Mixing oil and waterSkin conditioning | Helps oil and water combine in a formula. Used to help keep skin in good condition. |
| ALCOHOL | AstringentFoam controlMicrobial controlFragrance supportDissolving ingredientsTexture | Produces a tightening effect at the skin's surface. Helps reduce foaming while a product is made or applied. |
| SODIUM METHYL STEAROYL TAURATE | CleansingFoaming | Helps remove dirt and residue from the skin. Helps produce foam by trapping air in a liquid. |
| ETHYLHEXYLGLYCERIN | Skin conditioningOdour controlFragrance support | Used to help keep skin in good condition. Helps reduce or cover unwanted odour. |
| HYDROXYPROPYL STARCH PHOSPHATE | Formula bodyTexture | Adds bulk to a formula. Adjusts how thick or fluid the formula is. |
| DISODIUM EDTA | Formula stabilityFragrance supportTexture | Binds metal ions that can interfere with the formula. Supports the perfume or flavour mixture in a formula. |
| ADENOSINE | Skin conditioning | Used to help keep skin in good condition. |
| CAPRYLYL GLYCOL | SofteningSkin conditioningOdour controlFragrance support | Helps soften and smooth the skin. Used to help keep skin in good condition. |
| TOCOPHEROL | Skin conditioningAntioxidantFragrance support | Used to help keep skin in good condition. Slows reactions involving oxygen, helping protect against oxidation. |
| DIPEPTIDE DIAMINOBUTYROYL BENZYLAMIDE DIACETATE | Skin conditioning | Used to help keep skin in good condition. |
| ACETYL HEXAPEPTIDE-1 | Skin conditioning | Used to help keep skin in good condition. |
| ACETYL HEPTAPEPTIDE-4 | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| PANTHENOL | Skin conditioningFragrance support | Used to help keep skin in good condition. Supports the perfume or flavour mixture in a formula. |
| INOSITOL | Moisture binding | Attracts and holds water. |
| ACETYL HEXAPEPTIDE-8 | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| SODIUM HYDROXIDE | pH controlAlcohol denaturingFragrance support | Helps keep the formula's acidity at the intended level. Makes an alcohol-containing formula unsuitable for drinking. |
| PROPANEDIOL | Moisture bindingFragrance supportDissolving ingredientsTexture | Attracts and holds water. Supports the perfume or flavour mixture in a formula. |
| BETA-GLUCAN | Formula bodySkin conditioning | Adds bulk to a formula. Used to help keep skin in good condition. |
| SODIUM HYALURONATE | Moisture bindingSkin conditioning | |
| HYALURONIC ACID | Moisture bindingMoisture supportSkin conditioning | |
| SODIUM HYALURONATE CROSSPOLYMER | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
| HYDROLYZED COLLAGEN | Film formingMoisture bindingSkin conditioningSoftening | Leaves a thin film on a surface after application. Attracts and holds water. |
| HYDROLYZED HYALURONIC ACID | Moisture bindingSkin conditioning | |
| SODIUM ACETYLATED HYALURONATE | Moisture binding | Attracts and holds water. |
| ACETYL OCTAPEPTIDE-3 | Moisture bindingSkin conditioning | Attracts and holds water. Used to help keep skin in good condition. |
Sources
- COSRX: The Blue Peptide Bakuchiol Plump Glow SerumChecked 2026-10-05T21:29:30.615384+00:00